Dracunculiasis: Dracunculiasis, more commonly known as Guinea worm disease, is a preventable infection caused by the parasite Dracunculus medinensis.Infection affects poor communities in remote parts of Africa that do not have safe water to drink.racunculiasis (dra-KUNK-you-LIE-uh-sis), more commonly called Guinea worm disease, is a parasitic infection caused by Dracunculus medinensis (a long, thin worm). Infection is seen when the adult worm emerges through the skin of an infected person.
1. personality disorder-inflexible and maladaptive patterns of behavior. folie, mental disorder, mental disturbance, psychological disorder, disturbance - (psychiatry) a psychological disorder of thought or emotion; a more neutral term than mental illness.
Types of personality disorders are grouped into three clusters, based on similar characteristics and symptoms. Many people with one personality disorder also have signs and symptoms of at least one additional personality disorder.luster A personality disorders. Cluster A personality disorders are characterized by odd, eccentric thinking or behavior. They include paranoid personality disorder, schizoid personality disorder and schizotypal personality disorder.